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<head><meta charset="utf-8"><title>no backtraces for rustc on windows? · general · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/index.html">general</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/no.20backtraces.20for.20rustc.20on.20windows.3F.html">no backtraces for rustc on windows?</a></h3>

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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/no%20backtraces%20for%20rustc%20on%20windows%3F/near/247197131" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Joshua Nelson <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/no.20backtraces.20for.20rustc.20on.20windows.3F.html#247197131">(Jul 26 2021 at 12:50)</a>:</h4>
<p>I'm trying to debug an ICE on Windows, but <code>RUST_BACKTRACE=1</code> gives me absolutely no info:</p>
<div class="codehilite"><pre><span></span><code>error: internal compiler error: Encountered error `Unimplemented` selecting `Binder(&lt;Self as ice::TraitWithConst&gt;, [])` during codegen

thread &#39;rustc&#39; panicked at &#39;aborting due to `-Z treat-err-as-bug=1`&#39;, compiler\rustc_errors\src\lib.rs:1067:27
stack backtrace:
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
</code></pre></div>
<p>Do I need to install separate debug symbols or something?</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/no%20backtraces%20for%20rustc%20on%20windows%3F/near/247197605" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Eric Huss <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/no.20backtraces.20for.20rustc.20on.20windows.3F.html#247197605">(Jul 26 2021 at 12:55)</a>:</h4>
<p><span class="user-mention" data-user-id="232545">@Joshua Nelson</span> Does using <code>full</code> work?</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/no%20backtraces%20for%20rustc%20on%20windows%3F/near/247197692" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Joshua Nelson <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/no.20backtraces.20for.20rustc.20on.20windows.3F.html#247197692">(Jul 26 2021 at 12:55)</a>:</h4>
<p>ah! yes it does, thank you :)</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/no%20backtraces%20for%20rustc%20on%20windows%3F/near/247206605" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Eric Huss <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/no.20backtraces.20for.20rustc.20on.20windows.3F.html#247206605">(Jul 26 2021 at 14:06)</a>:</h4>
<p>I filed <a href="https://github.com/rust-lang/rust/issues/87481">https://github.com/rust-lang/rust/issues/87481</a>, I couldn't find any other issues about this.</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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